Growing plants without soil for experimental use
By: [by M. Blankendaal ... et al.].
Contributors: United States. Agricultural Research Service
Series: Miscellaneous publication / United States Department of Agriculture -- no.      1251
Publisher: Agricultural Research Service, U.S. Dept. of Agriculture
Published: 1972
Place of publication: Washington, D.C
Language: eng
Number of pages: 17
Subjects: Hydroponics; Plants; Nutrition
Notes: Includes index.

Bibliography: p. 16-17.